The National Weather Service has issued a Flash Flood Watch for parts of South Dakota, Minnesota and Iowa that includes Sioux Falls. Heavy rain is expected late Wednesday night and through the day Thursday and may cause flooding.

FLOOD WATCH
NATIONAL WEATHER SERVICE SIOUX FALLS SD
242 PM CDT WED JUN 10 2015

...FLASH FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH THURSDAY EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* FLASH FLOOD WATCH FOR PORTIONS OF NORTHWEST IOWA...SOUTHWEST
  MINNESOTA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...
  IN NORTHWEST IOWA...CHEROKEE...CLAY IA...DICKINSON...LYON IA...
  O`BRIEN...OSCEOLA...PLYMOUTH AND SIOUX. IN SOUTHWEST
  MINNESOTA...COTTONWOOD...JACKSON...MURRAY...NOBLES...
  PIPESTONE AND ROCK. IN SOUTH DAKOTA...BON HOMME...CHARLES
  MIX...CLAY SD...DAVISON...DOUGLAS...HANSON...HUTCHINSON...
  LAKE...LINCOLN SD...MCCOOK...MINNEHAHA...MOODY...TURNER...
  UNION AND YANKTON.

* FROM 10 PM CDT THIS EVENING THROUGH THURSDAY EVENING

* RAIN AND THUNDERSTORMS WILL INCREASE IN COVERAGE OVERNIGHT AND
  CONTINUE THROUGH THURSDAY. THE RAIN WILL BE HEAVY AT TIMES WITH
  AMOUNTS OF 2 TO 4 INCHES POSSIBLE. THE HEAVIEST RAIN SHOULD COME
  TO AN END BY THURSDAY AFTERNOON.

* AREA STREAMS...CREEKS AND RIVERS MAY CLIMB TO AND EXCEED
  BANKFULL. LOW WATER SPOTS WILL ALSO LIKELY FILL WITH WATER AND
  CAUSE POTENTIALLY DANGEROUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

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